This kind of piece is really a theme and variations. Another common type of piece is the Prelude and Fugue, two movements. The first is free-form, often melodic like a short sonata, or constructed of chords; the second is made like a round, like Row, Row, Row Your Boat except WAY more complicated.
Borne [borne] as a boys' name has its root in Middle English, and Borne means stream. Borne is an alternate form of Bourne (Middle English): place name.
Noun[edit] 1  A bundle made up and prepared to be carried; especially, a bundle to be carried on the back; a load for an animal; a bale, as of goods.  The horses carried the packs across the plain. A number or quantity equal to the contents of a pack; hence, a multitude; a burden.